101020111011011 has 8 divisors (see below), whose sum is σ = 102664991600640. Its totient is φ = 99385415441032.

The previous prime is 101020111010999. The next prime is 101020111011023. The reversal of 101020111011011 is 110110111020101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101020111010999) and next prime (101020111011023).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101020111011011 - 2³⁰ = 101019037269187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101020111010983 and 101020111011001.

It is not an unprimeable number, because it can be changed into a prime (101020111041011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2546234915 + ... + 2546274588.

It is an arithmetic number, because the mean of its divisors is an integer number (12833123950080).

Almost surely, 2^{101020111011011} is an apocalyptic number.

101020111011011 is a deficient number, since it is larger than the sum of its proper divisors (1644880589629).

101020111011011 is an equidigital number, since it uses as much as digits as its factorization.

101020111011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092509825.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101020111011011 its reverse (110110111020101), we get a palindrome (211130222031112).

The spelling of 101020111011011 in words is "one hundred one trillion, twenty billion, one hundred eleven million, eleven thousand, eleven".